虽然研究的样本大小符合作者的先天决定的功率计算，在分析两组再断裂发生率之间差异时，可能需要一些重要的临床考虑。
Although the study met the sample size dictated by the authors' apriori power calculation, the difference in the rerupture rate might be considered clinically important by some.
结果预设的相对宽度可调节和控制可信区间精度并决定样本含量的大小。
Results Prespecified relative width may regulate and control the precision of confidence interval and may reflects magnitude of the sample size.
结果预设的相对宽度可调节和控制可信区间精度并决定样本含量的大小。
Results Prespecified relative width may regulate and control the precision of confidence interval and may reflects magnitude of the sample size.
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